7438986

素因数分解:

$2^1\times 3^3\times {\mathrm{347}}^1\times {\mathrm{397}}^1$

素因数の和:755

約数の個数: 32

約数和(自身を含む): 16620480

約数和(自身を除く): 9181494

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 347, 397, 694, 794, 1041, 1191, 2082, 2382, 3123, 3573, 6246, 7146, 9369, 10719, 18738, 21438, 137759, 275518, 413277, 826554, 1239831, 2479662, 3719493, 7438986]

約数ペア:

[(1, 7438986), (2, 3719493), (3, 2479662), (6, 1239831), (9, 826554), (18, 413277), (27, 275518), (54, 137759), (347, 21438), (397, 18738), (694, 10719), (794, 9369), (1041, 7146), (1191, 6246), (2082, 3573), (2382, 3123)]